Home / 28,944.90-43,413.30-9,225.45

Finding the Fourth Proportional to 28,944.90, 43,413.30 and 9,225.45

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Solution

The fourth proportional to 28,944.90, 43,413.30 and 9,225.45 is: 13,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.90 : 43,413.30 = 9,225.45 : x
  2. Step 2: Convert to fraction form
    28,944.90/43,413.30 = 9,225.45/x
  3. Step 3: Cross multiply
    28,944.90x = 43,413.30 × 9,225.45
  4. Step 4: Simplify right side
    28,944.90x = 400,507,228.49
  5. Step 5: Solve for x
    x = 400,507,228.49/28,944.90
  6. Step 6: Final answer
    x = 13,836.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.